Measuring ECU Terminal Values W/Toyota Break-Out Box

ECM TERMINAL VALUES MEASUREMENT BY USING TOYOTA BREAK-OUT-BOX AND TOYOTA HAND-HELD TESTER

Connect The Toyota Break-Out-Box And Hand-Held-Tester At The ECM:

1. Hook up the TOYOTA break-out-box and TOYOTA hand-held tester to the vehicle.
2. Read the engine control module (ECM) input/output values by following the prompts on the tester screen.
HINT: TOYOTA hand-held tester has a ~Snapshot~ function. This records the measured values and is effective in the diagnosis of intermittent problems.
Please refer to the TOYOTA Hand-Held Tester / TOYOTA Break-Out-Box operator's manual for further details.